BBS Route · Oregon · BCR 9

Malheur Nwr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 98 species recorded across 14 survey years, still active.

Bird Species Found on Oregon Malheur Nwr

Top 40 of 98 species by most recent count. Each links to its species trend.

Species recorded on the Malheur Nwr route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Brewer's BlackbirdIcteridae1212022-55%1988
Western MeadowlarkIcteridae912022-27%1988
Red-tailed HawkAccipitridae512022+400%1989
American White PelicanPelecanidae382022-78%1988
Common RavenCorvidae342022+91%1988
Sage ThrasherMimidae342022-29%1988
Brewer's SparrowPasserellidae322022-65%1988
Franklin's GullLaridae322022+54%1995
WilletScolopacidae302022+125%1989
Horned LarkAlaudidae272022-16%1988
Red-winged BlackbirdIcteridae252022-65%1988
Yellow-headed BlackbirdIcteridae212022-63%1988
Cliff SwallowHirundinidae212022-18%1988
House SparrowPasseridae192022-51%1988
MallardAnatidae171998-17%1988
Long-billed CurlewScolopacidae152022+65%1988
European StarlingSturnidae142022-36%1988
Violet-green SwallowHirundinidae131991n/an/a
Black-billed MagpieCorvidae122022+214%1988
Vesper SparrowPasserellidae102022-58%1988
Forster's TernLaridae101992+150%1987
California QuailOdontophoridae102022+23%1989
Common NighthawkCaprimulgidae92022+7%1988
Western KingbirdTyrannidae92022+75%1989
Loggerhead ShrikeLaniidae92022+71%1988
Ring-billed GullLaridae81998-69%1988
GadwallAnatidae81996-36%1991
Brown-headed CowbirdIcteridae82022-19%1988
Double-crested CormorantPhalacrocoracidae71998-43%1988
Ring-necked PheasantPhasianidae72022+62%1988
Rock PigeonColumbidae61992+0%1990
Eurasian Collared-DoveColumbidae62022n/an/a
American CootRallidae51998-71%1988
Mourning DoveColumbidae52022-77%1988
Sagebrush SparrowPasserellidae51998+25%1987
Canada GooseAnatidae41996-81%1988
Great Blue HeronArdeidae41998-52%1988
KilldeerCharadriidae42022-61%1988
Barn SwallowHirundinidae42022-79%1988
Marsh WrenTroglodytidae41998-63%1988

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.